CBSE Class 11 Chemistry Basic Concepts Of Chemistry Set B

Read and download free pdf of CBSE Class 11 Chemistry Basic Concepts Of Chemistry Set B. Get printable school Assignments for Class 11 Chemistry. Class 11 students should practise questions and answers given here for Chapter 1 Some Basic Concepts Of Chemistry Chemistry in Class 11 which will help them to strengthen their understanding of all important topics. Students should also download free pdf of Printable Worksheets for Class 11 Chemistry prepared as per the latest books and syllabus issued by NCERT, CBSE, KVS and do problems daily to score better marks in tests and examinations

Assignment for Class 11 Chemistry Chapter 1 Some Basic Concepts Of Chemistry

Class 11 Chemistry students should refer to the following printable assignment in Pdf for Chapter 1 Some Basic Concepts Of Chemistry in Class 11. This test paper with questions and answers for Class 11 Chemistry will be very useful for exams and help you to score good marks

Chapter 1 Some Basic Concepts Of Chemistry Class 11 Chemistry Assignment

ONE MARK QUESTIONS

1. State the law of multiple proportions.

2. 100ml of 10M HCl is diluted with water to 2 L. Find the molarity of the solution.

3. What is the effect of temperature on molarity and molality?

4. Define the terms empirical formula and molecular formula.

5. Why do atomic masses of most of the elements in atomic mass unit involve fraction?

6. What do you understand by the term limiting reagent?

7. How many atoms are there in a) 72 u of Carbon b) 72 g of carbon.

8. 400 mL each of H2 and O2 are mixed and ignited, find volume of water vapour formed?
 

TWO MARKS QUESTIONS

1 Calculate the mass of the following in Kg

(i) one calcium atom

(ii) one molecule of water

2 Sulphur forms two gaseous oxides. One of these oxides contains 50 % sulphur while the other contains 40 % of sulphur. Show that these data illustrate the law of multiple proportions

3 6.5g of Zn was reacted with excess of dil. HCl. Calculate the amount and volume of hydrogen produced at STP.

4 4.8g of O2 was used to burn 0.15moles of Fe to Fe2O3. What mass of Fe2O3 was formed?

5 A compound contains 2.68% Mg. How many atoms of magnesium are present in 15g of the compound

6 Calculate the percentage of (i) copper (ii) sulphur (iii) oxygen and (iv) water of hydration in crystalline copper sulphate, CuSO4.5H2O.

7 A higher oxide contains 80% metal. 0.72g of lower oxide gave 0.8g of higher oxide when oxidized. Show that this is in agreement with the law of multiple proportions.

8 1.8g of an organic compound on combustion gave 2.64g of CO2 and 1.08g of water. Find the empirical formula of the compound.

9 Calculate the number of atoms and molecules in 224ml of Nitrogen gas at STP.

10 Find the number of atoms of each type in 3.42g of sucrose (C12H22O11).

11 What mass C12 will contain the same number of atoms as in 3.6g of O16?

12 Calculate mass of CO2 containing same number of oxygen atoms as in 3g of NO.

13 From 0.2g of CO2, 1021 molecules are removed. How many of moles of CO2 remain?

14 Calculate the mole fraction of ethanol in 0.5 m aqueous solution of ethanol.

15 The mole fraction of glucose in water is 0.35. What is the molality of the solution?
 

THREE MARKS QUESTIONS

1 Commercially available H2SO4 contains 98% acid by mass. Find the molarity if density of the
sample is 1.84g/cc. What volume of this acid is required to make 2 L of 0.1 M solution?

2 200ml of 0.05M magnesium chloride is mixed with 75ml of 0.1M silver nitrate solution. Find the number of moles and mass in grams of AgCl formed. What is the limiting reagent?

3 (i) 24g of NaOH is dissolved in 300ml water. Calculate the molarity of the solution.
(ii) The density of a 3M solution of NaCl is 1.25g/mL. Calculate the molality of the solution.

4 Aqueous magnesium chloride solution is marketed as 20% by mass. Its density is 1.18 g/ml. 
Calculate
(i) The mole fraction of each component
(ii) Molarity.
(iii) Molality

5 Define
(i) molarity, (ii) molality , (iii) mole fraction.

6 A hydrocarbon on burning gave 3.38g of CO2 and 0.69g of H2O. 10 L of the gas at STP weighs 11.6g. Find empirical and molecular formula.

Chapter 04 Chemical Bonding and Molecular Structure
CBSE Class 11 Chemistry Chemical Bonding and Molecular Structure Assignment
Chapter 12 Organic Chemistry – Some Basic Principles & Techniques
CBSE Class 11 Chemistry Organic Chemistry Assignment

More Study Material

CBSE Class 11 Chemistry Chapter 1 Some Basic Concepts Of Chemistry Assignment

We hope you liked the above assignment for Chapter 1 Some Basic Concepts Of Chemistry which has been designed as per the latest syllabus for Class 11 Chemistry released by CBSE. Students of Class 11 should download and practice the above Assignments for Class 11 Chemistry regularly. We have provided all types of questions like MCQs, short answer questions, objective questions and long answer questions in the Class 11 Chemistry practice sheet in Pdf. All questions have been designed for Chemistry by looking into the pattern of problems asked in previous year examinations. 

Assignment for Chemistry CBSE Class 11 Chapter 1 Some Basic Concepts Of Chemistry

Our team of expert teachers have referred to NCERT book for Class 11 Chemistry to design the Chemistry Class 11 Assignments. If you practice at least one test paper daily, you will get higher marks in Class 11 exams this year. Daily practice of Chemistry course notes and related study material will help you to clear all your doubts and have stronger understanding of all concepts. You can download all Revision notes for Class 11 Chemistry also from www.studiestoday.com absolutely free of cost.

Chapter 1 Some Basic Concepts Of Chemistry Assignment Chemistry CBSE Class 11

All questions and their answers for the assignment given above for Class 11 Chemistry have been developed as per the latest curriculum and books issued for the current academic year. The students of Class 11 can rest assured that the best teachers have designed the questions of Chemistry so that you are able to revise the entire syllabus if you do the assignments. Lot of MCQ questions for Class 11 Chemistry have also been given in the worksheets and assignments for regular use. All study material for Class 11 Chemistry students have been given on studiestoday.

Chapter 1 Some Basic Concepts Of Chemistry Assignment CBSE Class 11 Chemistry

Regular assignment practice helps to get a more comprehensive understanding of Chapter 1 Some Basic Concepts Of Chemistry concepts. Assignments play a crucial role in understanding Chapter 1 Some Basic Concepts Of Chemistry in CBSE Class 11. Students can download all the assignments of the same chapter in Class 11 Chemistry in Pdf format. You can print them or read them online on your computer or mobile.

CBSE Chemistry Class 11 Chapter 1 Some Basic Concepts Of Chemistry Assignment

CBSE Class 11 Chemistry latest books have been used for coming up with the latest questions and solutions for the above assignment. If you have revised all concepts relating to Chapter 1 Some Basic Concepts Of Chemistry then you should attempt all questions given in the test sheets above. We have also provided lot of Worksheets for Class 11 Chemistry which you can use to further make your self stronger in Chemistry

Where can I download in PDF assignments for CBSE Class 11 Chemistry Chapter 1 Some Basic Concepts Of Chemistry

You can download free Pdf assignments for CBSE Class 11 Chemistry Chapter 1 Some Basic Concepts Of Chemistry from StudiesToday.com

The assignments for Chapter 1 Some Basic Concepts Of Chemistry Class 11 Chemistry for have been made based on which syllabus

The Chapter 1 Some Basic Concepts Of Chemistry Class 11 Chemistry Assignments have been designed based on latest CBSE syllabus for Class 11 Chemistry issued for the current academic year

Can I download and print these printable assignments for Chemistry Chapter 1 Some Basic Concepts Of Chemistry Class 11

Yes, These printable assignments for Chapter 1 Some Basic Concepts Of Chemistry Class 11 Chemistry are free to download and print

How many topics are covered in Chapter 1 Some Basic Concepts Of Chemistry Chemistry assignments for Class 11

All topics given in Chapter 1 Some Basic Concepts Of Chemistry Chemistry Class 11 Book for the current academic year have been covered in the given assignment

Is there any charge for this assignment for Chapter 1 Some Basic Concepts Of Chemistry Chemistry Class 11

No, all Printable Assignments for Chapter 1 Some Basic Concepts Of Chemistry Class 11 Chemistry have been given for free and can be downloaded in Pdf format

How can I download the printable test assignments for Chapter 1 Some Basic Concepts Of Chemistry Chemistry Class 11

Just click on the View or Download button below, then another window with the Pdf will be visible, just click on the Pdf icon to download the free assignments for Chapter 1 Some Basic Concepts Of Chemistry Class 11 Chemistry

Are these assignments available for all chapters in Class 11 Chemistry

Yes, apart from Chemistry you can download free assignments for all subjects in Class 11

Can I download solved assignments for Chapter 1 Some Basic Concepts Of Chemistry CBSE Class 11 Chemistry

Our team of expert teachers at studiestoday.com have provided all answers for the practice questions which have been given in Class 11 Chemistry Chapter 1 Some Basic Concepts Of Chemistry assignments